Weblate will now present you with text in need of translation or correction. Confidently submit a translation, or fill-in your proposal and submit the form. If you're not sure at all, comment or move to the next string.
We know writing an actionable bug report is hard. Do your best and give as much context as possible, but don't worry: other contributors will reach out to you if they need more details.
Shortly after signup, you should receive a confirmation e-mail containing an activation link. Click it to activate your account. Request another one if you did not receive the e-mail within a few minutes.